---
title: Identify the vitamin whose deficiency caused scurvy among sailors. — Healthy food, water and vitamins · tree and pragmatics
description: Identify the vitamin whose deficiency caused scurvy among sailors. Exam question 2 of lesson 36 «Healthy food, water and vitamins» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Exam question 2 · Healthy food, water and vitamins

<!-- .ven lang=en -->
Identify the vitamin whose deficiency caused scurvy among sailors.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you, deficiency · **What happens:** identify, cause · **To what, where:** vitamin, scurvy

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This is exam question 2 of lesson 36 «Healthy food, water and vitamins» of the world course of Mova's primary school, asked in stiff, formal language. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/world/36-healthy-food/#e2).

## The question {#question}

```conllu
# sent_id = question:world:36-healthy-food:e2:1
# text = Identify the vitamin whose deficiency caused scurvy among sailors.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	vitamin	vitamin	NOUN	NN	Number=Sing	1	obj	_	_
4	whose	whose	PRON	WP$	Poss=Yes|PronType=Rel	5	nmod:poss	_	_
5	deficiency	deficiency	NOUN	NN	Number=Sing	6	nsubj	_	_
6	caused	cause	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	acl:relcl	_	_
7	scurvy	scurvy	NOUN	NN	Number=Sing	6	obj	_	_
8	among	among	ADP	IN	_	9	case	_	_
9	sailors	sailor	NOUN	NNS	Number=Plur	6	obl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the vitamin |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent vitamin=Theme |
| 2 | **cause** | past | deficiency | scurvy |  |  |  | among sailors | vn engender-27.1-1 «NP V NP»: agent=Precondition scurvy=Patient |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Vitamin A

```conllu
# sent_id = question:world:36-healthy-food:e2:o1:1
# text = Vitamin A
1	Vitamin	vitamin	NOUN	NN	Number=Sing	0	root	_	_
2	A	a	DET	DT	Definite=Ind|PronType=Art	1	det	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
Vitamin C

```conllu
# sent_id = question:world:36-healthy-food:e2:o2:1
# text = Vitamin C
1	Vitamin	vitamin	NOUN	NN	Number=Sing	2	compound	_	_
2	C	c	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 3 {#o3}

<!-- .ven lang=en -->
Vitamin D

```conllu
# sent_id = question:world:36-healthy-food:e2:o3:1
# text = Vitamin D
1	Vitamin	vitamin	NOUN	NN	Number=Sing	2	compound	_	_
2	D	D	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 4 {#o4}

<!-- .ven lang=en -->
Vitamin B

```conllu
# sent_id = question:world:36-healthy-food:e2:o4:1
# text = Vitamin B
1	Vitamin	vitamin	NOUN	NN	Number=Sing	2	compound	_	_
2	B	B	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

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